#!/system/bin/sh

get_current_ssid() {
    SSID=$(dumpsys wifi | grep 'mWifiInfo' | head -n 1 | cut -d '"' -f 2)
    if [ -z "$SSID" ] || [ "$SSID" = "<unknown ssid>" ]; then
        SSID=$(iwconfig wlan0 | grep 'ESSID' | awk -F ':' '{print $2}' | tr -d '"')
        if [ -z "$SSID" ] || [ "$SSID" = "off/any" ]; then
            echo "unknown"
        else
            echo "$SSID"
        fi
    else
        echo "$SSID"
    fi
}
is_wifi_connected() {
    wifi_enabled=$(dumpsys wifi | grep 'Wi-Fi is enabled')
    wifi_ip=$(ip addr show wlan0 | grep 'inet ' | awk '{print $2}' | cut -d/ -f1)

    if [ -n "$wifi_enabled" ] && [ -n "$wifi_ip" ]; then
        echo "wifi"
    else
        echo "not_wifi"
    fi
}
is_allowed_wifi() {
    local ssid=$1
    local allowed_ssids=$2
    if echo " $allowed_ssids " | tr ',' ' ' | grep -q " $ssid "; then
        return 0
    else
        return 1
    fi
}